'80s muscle car fans love the Buick Grand National and especially the GNX, but there was little-known Regal-based turbo-six coupe that preceded them.
The 1987 Buick GNX arrived at the end of the muscle car era and immediately made almost everything else on the road look slow. With a stealthy black body and a turbocharged V6 that hit harder than ...
What is a GNX? The Buick GNX (short for “Grand National Experimental”) was the ultimate expression of G-body performance; a rear-wheel-drive coupe that served as a coda for the Detroit automaker’s ...